... With semileds led chips 3,IP68 4,3W, 6W, 9W, 18W, 27W, 36W etc 5,Constant current driver 2012 Wholsale High power 6x3W LED Navigation lamp ... 316) or bronzeAB2 shell has excellent corrosion-proof, makes the light to use in sea water freely. 3), High luminous ... order to protect the LED without damage, and when environment temperature and voltage is normal, the lamp also work normal.6), Professional ...